64499124 has 12 divisors (see below), whose sum is σ = 150497984. Its totient is φ = 21499704.

The previous prime is 64499119. The next prime is 64499147. The reversal of 64499124 is 42199446.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2687452 + ... + 2687475.

Almost surely, 2^64499124 is an apocalyptic number.

It is an amenable number.

64499124 is an abundant number, since it is smaller than the sum of its proper divisors (85998860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64499124 is a wasteful number, since it uses less digits than its factorization.

64499124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5374934 (or 5374932 counting only the distinct ones).

The product of its digits is 62208, while the sum is 39.

The square root of 64499124 is about 8031.1346645415. The cubic root of 64499124 is about 401.0371501414.

The spelling of 64499124 in words is "sixty-four million, four hundred ninety-nine thousand, one hundred twenty-four".